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The PCA21125 is a CMOS Real-Time Clock (RTC) and calendar optimized for low-power consumption and an operating temperature up to 125 °C. Data is transferred via a Serial Peripheral Interface (SPI-bus) with a maximum data rate of 6.0 Mbit/s. Alarm and timer functions are also available with the possibility to generate a wake-up signal on the interrupt pin.
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Part | Order | CAD Model | Status | Budgetary Price excluding tax | Integrated Temperature Compensation | VDD (clock) | Package Type | Package Dimensions (LxWxZ (mm)) | Package Pitch (mm) | Package Termination Count | Package Area (mm2) | Ambient Operating Temperature (Min to Max) (℃) | VDD (interface) | Communication protocol | Battery Back Up | Watchdog timer | Programmable alarm | Countdown Timer | AEC-Q100 compliant |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Active | 1K @ US$0.82 | N | 1.3 to 5.5 | TSSOP14 | 5 x 4.4 x 1.1 | 0.65 | 14 | 33.66 | -40 to 125 | 1.6 to 5.5 | SPI | No | Y | Y | Y | Y |
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